Acer ConceptD 7 (CN715-71) vs. Lenovo ThinkBook 14 G4+ IAP (21CX)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Acer ConceptD 7 (CN715-71) and Lenovo ThinkBook 14 G4+ IAP (21CX). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.

Acer ConceptD 7 (CN715-71) Review

Advantages and disadvantages of Acer ConceptD 7 (CN715-71) based on its technical characteristics, features, user experience, expert reviews and price level.

powerful i7 processor

4K UHD display

accurate color reproduction

ample storage capacity

robust design

heavy build

high price point

average battery life

limited port selection

Lenovo ThinkBook 14 G4+ IAP (21CX) Review

Advantages and disadvantages of Lenovo ThinkBook 14 G4+ IAP (21CX) based on its technical characteristics, features, user experience, expert reviews and price level.

robust aluminum design

efficient thermal management

sharp full hd display

modern connectivity options

fast ssd storage

average battery life

no dedicated gpu

limited color accuracy

higher price segment

Laptop Comparison and Tests

Difference between Acer ConceptD 7 (CN715-71) and Lenovo ThinkBook 14 G4+ IAP (21CX)
82 % - Design
87 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery
85 % - Design
75 % - Display
71 % - Performance
85 % - Connectivity
76 % - Battery

Laptop Specifications Comparison

Acer ConceptD 7 (CN715-71) vs. Lenovo ThinkBook 14 G4+ IAP (21CX) Comparison Chart
DESIGN AND DIMENSIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.85 cm x 25.5 cm x 1.79 cm 31.2 cm x 22.4 cm x 1.65 cm
Weight 2.1 kg 1.4 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour White Dual tone arctic grey
DISPLAY Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Screen Size (Type) 15.6" - IPS 14" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 3840 x 2160 (Ultra HD 4K) 1920 x 1200 (WUXGA)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 400 cd/m² 300 cd/m²
Colour Gamut 100% Adobe RGB 45% NTSC
Features Anti-glare, ComfyView, 30 ms response rate, Narrow Border Display, Delta E<2 calibration, Pantone Validated Anti-glare
PROCESSOR Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
CPU Intel Core i7 (9th Gen) 9750H / 2.6 GHz Intel Core i5 (12th Gen) 1235U / 1.3 GHz
Max Turbo Speed 4.5 GHz 4.4 GHz
Number of Cores 6-core 10-core
Cache L3 - 12 MB 12 MB
64-bit Computing Yes -
Chipset Mobile Intel HM370 -
Features Intel Turbo Boost Technology 2.0 Integrated memory controller
MEMORY Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
RAM 16 GB (2 x 8 GB) 16 GB (provided memory is soldered)
Max RAM Supported 32 GB -
RAM Type DDR4 SDRAM LPDDR5 SDRAM
Speed - 4800 MHz
Rated Speed - 4800 MHz
Form Factor SO-DIMM 260-pin -
Slots Qty 2 -
Empty Slots 0 -
STORAGE Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2280 PCIe - NVM Express (NVMe) - SanDisk 512 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe)
AUDIO & VIDEO Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Graphics Processor (GPU) NVIDIA GeForce RTX 2080 Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 8 GB GDDR6 SDRAM -
Camera Yes - HD Yes - 1080p
Camera Features - Privacy shutter, fixed focus
Sound Stereo speakers, two microphones Stereo speakers, dual array microphone
Codec - Realtek ALC3287
Compliant Standards - High Definition Audio, Dolby Audio
Audio Features MaxxAudio, MaxxBass, MaxxDialog -
COMMUNICATIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 802.11a/b/g/n/ac/ax, Bluetooth 5.2
Wireless Controller Killer Wireless-AC 1550i - M.2 Card M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
Ethernet Controller Killer E3000 -
Features Killer DoubleShot Pro Technology Dual stream (2x2)
BATTERY Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Technology 4-cell Lithium Ion Lithium polymer
Battery Capacity (Size) 84 Wh 46.5 Wh
Battery Life Up to 8 hours -
AC ADAPTER Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 180 Watt, 19.5 V 100 Watt
INPUT Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Type Keyboard, touchpad Keyboard, touchpad
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features Multi-gesture touch pad, precision touchpad Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad
CONNECTIONS & EXPANSIONS Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Slots - 1 x M.2 (PCI Express 3.0 x4) (1 free)
1 x M.2 (PCI Express 4.0 x4) (0 free)
Interfaces HDMI
Mini DisplayPort
LAN
USB 3.0 (with power off charging)
USB-C 3.1 Gen 2 (supports Thunderbolt 3)
Microphone input
Headphone output
2 x USB-C 3.1 Gen 1
USB 2.0 (hidden)
USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
HDMI
USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
LAN
Headphone/microphone combo jack
Memory Card Reader - 3 in 1 (SD Card, SDHC Card, SDXC Card)
SOFTWARE Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Operating System (OS) Windows 10 Pro 64-bit Edition Windows 11 Pro - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Acer ConceptD 7 (CN715-71) Lenovo ThinkBook 14 G4+ IAP (21CX)
Included Accessories Power adapter USB-C slim wall mount power adapter
Security - Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Kensington security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features Power capacity indicator, battery life Indicator, AeroBlade fan Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro, self-healing BIOS
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution)
ENERGY STAR Certified - Yes
EPEAT Compliant - EPEAT Gold
Max Operating Temperature - 35 °C
Min Operating Temperature - 5 °C
Humidity Range Operating - 8 - 95%
Manufacturer Warranty Limited warranty - 1 year - carry-in
International travellers warranty - 1 year
Limited warranty - 1 year - pick-up and return
Model Number 70FF -
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